diff options
author | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:02:05 +0000 |
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committer | yugui <yugui@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2008-08-25 15:02:05 +0000 |
commit | 0dc342de848a642ecce8db697b8fecd83a63e117 (patch) | |
tree | 2b7ed4724aff1f86073e4740134bda9c4aac1a39 /trunk/ext/tk/sample/tkbrowse.rb | |
parent | ef70cf7138ab8034b5b806f466e4b484b24f0f88 (diff) |
added tag v1_9_0_4
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_9_0_4@18845 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'trunk/ext/tk/sample/tkbrowse.rb')
-rw-r--r-- | trunk/ext/tk/sample/tkbrowse.rb | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/trunk/ext/tk/sample/tkbrowse.rb b/trunk/ext/tk/sample/tkbrowse.rb new file mode 100644 index 0000000000..4893f57f95 --- /dev/null +++ b/trunk/ext/tk/sample/tkbrowse.rb @@ -0,0 +1,79 @@ +#!/usr/bin/env ruby +# +# This script generates a directory browser, which lists the working +# directory and allows you to open files or subdirectories by +# double-clicking. + +# Create a scrollbar on the right side of the main window and a listbox +# on the left side. + +require "tkscrollbox" + +# The procedure below is invoked to open a browser on a given file; if the +# file is a directory then another instance of this program is invoked; if +# the file is a regular file then the Mx editor is invoked to display +# the file. + +$dirlist = {} + +def browsedir (dir) + if $dirlist.key? dir + $dirlist[dir] + else + top = if $dirlist.size > 0 then TkToplevel.new else nil end + list = TkScrollbox.new(top) { + relief 'raised' + width 20 + height 20 + setgrid 'yes' + pack + } + list.insert 'end', *`ls #{dir}`.split + + # Set up bindings for the browser. + + list.focus + list.bind "Control-q", proc{exit} + list.bind "Control-c", proc{exit} + list.bind "Control-p", proc{ + print "selection <", TkSelection.get, ">\n" + } + + list.bind "Double-Button-1", proc{ + for i in TkSelection.get.split + print "clicked ", i, "\n" + browse dir, i + end + } + $dirlist[dir] = list + end +end + +def browse (dir, file) + file="#{dir}/#{file}" + if File.directory? file + browsedir(file) + else + if File.file? file + if ENV['EDITOR'] + system format("%s %s&", ENV['EDITOR'], file) + else + system "xedit #{file}&" + end + else + STDERR.print "\"#{file}\" isn't a directory or regular file" + end + end +end + +# Fill the listbox with a list of all the files in the directory (run +# the "ls" command to get that information). + +if ARGV.length>0 + dir = ARGV[0] +else + dir="." +end + +browsedir(dir) +Tk.mainloop |